Real Vim ninjas count every keystroke - do you?

Pick a challenge, fire up Vim, and show us what you got.

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$ gem install vimgolf
$ vimgolf setup
$ vimgolf put 5e4dfcccaa2db400090b66c3

prepend * to every non-blank line

Prepend an asterisk to every non-blank line in the input file.

Start file
This is a
very short

file, but it is 
still
full

of

surpises.
End file
*This is a
*very short

*file, but it is 
*still
*full

*of

*surpises.

View Diff

1,2c1,2
< This is a
< very short
---
> *This is a
> *very short
4,6c4,6
< file, but it is 
< still
< full
---
> *file, but it is 
> *still
> *full
8c8
< of
---
> *of
10c10
< surpises.
---
> *surpises.

Solutions by @Howlxx55:

Unlock 10 remaining solutions by signing in and submitting your own entry
Created by: @johnreitano

1514 active golfers, 6202 entries

Solutions by @Howlxx55:
10
#66 - Howl / @Howlxx55

03/22/2020 at 01:44PM

11
#>484 - Howl / @Howlxx55

03/22/2020 at 01:40PM

12
#>756 - Howl / @Howlxx55

03/22/2020 at 01:36PM

13
#>797 - Howl / @Howlxx55

03/22/2020 at 01:24PM

14
#>834 - Howl / @Howlxx55

03/22/2020 at 01:23PM

15
#>909 - Howl / @Howlxx55

03/22/2020 at 01:14PM

16
#>996 - Howl / @Howlxx55

03/22/2020 at 01:13PM

17
#>1082 - Howl / @Howlxx55

03/22/2020 at 01:06PM

20
#>1226 - Howl / @Howlxx55

03/22/2020 at 01:03PM

22
#>1337 - Howl / @Howlxx55

03/22/2020 at 01:00PM